Sapporo Kokusai sits high above Jozankei at 1,100 metres on the eastern flank of Mount Asari, dropping 470 vertical metres to a 630-metre base. The 14 runs over about 65 hectares are graded 35% beginner, 47% intermediate and 18% advanced, with no expert terrain, so it favours cruising over steeps. Around 18 metres of snow falls in a typical year, making it one of the snowier hills near Sapporo. A gondola, two quads and a double chair provide the lifts, and the high base keeps snow reliable well into the season. Its distance from town makes it a day trip for most visitors.

The Woody Trail and Fairy Tale Trail link to form the longest descent, about 3.6 kilometres through forest. The Downhill course drops from summit to base at gradients up to 30 degrees and is often left to form moguls, so confident skiers can use it for bump practice. The Echo Quad reaches the upper powder zones, and the gondola gives quick access to the steeper terrain. A wide Family Course, exceeding 100 metres across, gives learners space. Off-piste tree skiing between the marked runs soaks up powder-day traffic. There is no night skiing, so plan for a full day and leave by late afternoon.

The 2025-2026 season opened 21 November and closes 31 March, amongst the longest operating windows in the Sapporo area. Sapporo Kokusai typically opens earliest amongst regional resorts due to its 1100-metre summit elevation. The season extends into early May in high snow years, though late-season operations remain unconfirmed for 2026. Weekday hours run 9:00 to 17:00, extending to 8:30 to 17:00 on Saturdays, Sundays and national holidays.

Annual snowfall averages 18 metres, with the eastern slope of Mount Asari capturing northwest moisture flows. The fourth week of December historically produces 64 centimetres across 6.4 snowy days. January through March delivers the most consistent powder, with light, dry snow quality maintained even when Sapporo city receives heavy, wet precipitation. Current season totals through mid-June 2026 reached 1068 centimetres, with base depths of 310 centimetres recorded.

January and February offer peak powder reliability and the fullest terrain access. Early season from late November sees limited terrain but uncrowded conditions and discounted tickets. March brings longer daylight and stable base depths exceeding 2 metres. Spring skiing from April onwards depends on seasonal accumulation. The resort discounts online ticket purchases and shoulder season rates.

The Sapporo Snow Festival runs early February in the city centre, 60 minutes from the resort. Jozankei hosts the Snow Light Path event from late January through late February. The resort features a terrain park with tabletops, rails and jump features on Challenge Street. No night skiing operates, differentiating the resort from Sapporo Teine's illuminated Olympics Zone. Peak weekend crowds from December through February contrast with quiet weekday sessions.